GEORGE ABRAHAM MANALU, and MILA SUSANTI. “BIAYA PRODUKSI, BIAYA OPERASI, BIAYA NON OPERASI PADA PERTUMBUHAN LABA SEKTOR KESEHATAN DI BEI PERIODE 2017 – 2020”. JURNAL EKONOMI, SOSIAL & HUMANIORA 3, no. 08 (April 4, 2022): 1-11. Accessed June 14, 2025. https://www.jurnalintelektiva.com/index.php/jurnal/article/view/729.